In Harvard, he created CourseMatch and Facemash before being asked by three students to create networking site 'Harvard Connection'.
In 2004, Zuckerberg left the project, and dropped out of Harvard to make a similar website which he called: The Facebook
By the end of the year, Facebook at 1 million users.
In 2006, he was accused of stealing the idea of Facebook from Harvard Connection. Despite a US$65 million settlement, the dispute continued until 2011
In 2012, Facebook bought Instagram for US$1 billion. Then it picked up WhatsApp for US$22 billion in 2014
Zuckerberg has promised to donate 99% of his Facebook shares to charity over his lifetime
(Source: CEO Middle East YouTube channel)